| Paper |
 P45
 |
| Date of use | 1778 or later |
| Paper mill | Gaudenzio Fossati, Toscolano |
| Commentary | Similar to P14. |
Watermark P45A
| Watermark | 3 crescents / REAL |
| Selenometrie in mm | xz: 71, xy: 14 |
| Countermark | crown / GF |
| Source | A Wn Mus.Hs._17831_fol97v98r93v94r |
 |  |  |
| watermark | countermark | sheet  |
Twinmark P45B
| Watermark | 3 crescents / REAL |
| Selenometrie in mm | xz: 75, xy: 14 |
| Countermark | crown / GF |
| Source | A Wn Mus.Hs._17831_fol122v121r120v119r |
 |  |  |
| twin watermark
| twin countermark
| twin sheet |
Copyists and works |
|
| Copyists using paper P45 | , |
| Scores written on paper P45 | Sacchini_17831 |